#include "simgrid/s4u/Engine.hpp"
#include "src/instr/instr_private.hpp"
#include "surf/surf.hpp"
+#include "xbt/virtu.h" /* sg_cmdline */
+#include <fstream>
#include <string>
#include <vector>
XBT_LOG_NEW_CATEGORY(instr, "Logging the behavior of the tracing system (used for Visualization/Analysis of simulations)");
XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_config, instr, "Configuration");
+std::ofstream tracing_file;
+
#define OPT_TRACING_BASIC "tracing/basic"
#define OPT_TRACING_BUFFER "tracing/buffer"
#define OPT_TRACING_CATEGORIZED "tracing/categorized"
#define OPT_TRACING_DISABLE_LINK "tracing/disable-link"
#define OPT_TRACING_DISABLE_POWER "tracing/disable-power"
#define OPT_TRACING_DISPLAY_SIZES "tracing/smpi/display-sizes"
-#define OPT_TRACING_FILENAME "tracing/filename"
#define OPT_TRACING_FORMAT_TI_ONEFILE "tracing/smpi/format/ti-one-file"
-#define OPT_TRACING_FORMAT "tracing/smpi/format"
-#define OPT_TRACING_ACTOR "tracing/msg/process"
-#define OPT_TRACING_VM "tracing/vm"
#define OPT_TRACING_PLATFORM "tracing/platform"
-#define OPT_TRACING_PRECISION "tracing/precision"
#define OPT_TRACING_SMPI_COMPUTING "tracing/smpi/computing"
#define OPT_TRACING_SMPI_GROUP "tracing/smpi/group"
#define OPT_TRACING_SMPI_INTERNALS "tracing/smpi/internals"
#define OPT_TRACING_SMPI_SLEEPING "tracing/smpi/sleeping"
#define OPT_TRACING_SMPI "tracing/smpi"
#define OPT_TRACING_TOPOLOGY "tracing/platform/topology"
-#define OPT_TRACING "tracing"
#define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
-static simgrid::config::Flag<bool> trace_enabled{OPT_TRACING, "Enable Tracing.", false};
+static simgrid::config::Flag<bool> trace_enabled{
+ "tracing", "Enable the tracing system. You have to enable this option to use other tracing options.", false};
+
+static simgrid::config::Flag<bool> trace_actor_enabled{
+ "tracing/msg/process", // FIXME rename this flag
+ "Trace the behavior of all categorized actors, grouping them by host.\n"
+ "Can be used to track actor location if the simulator does actor migration.",
+ false};
+
+static simgrid::config::Flag<bool> trace_vm_enabled{"tracing/vm", "Trace the behavior of all virtual machines.", false};
+
static simgrid::config::Flag<bool> trace_platform{OPT_TRACING_PLATFORM,
"Register the platform in the trace as a hierarchy.", false};
static simgrid::config::Flag<bool> trace_platform_topology{
OPT_TRACING_CATEGORIZED, "Tracing categorized resource utilization of hosts and links.", false};
static simgrid::config::Flag<bool> trace_uncategorized{
OPT_TRACING_UNCATEGORIZED, "Tracing uncategorized resource utilization of hosts and links.", false};
-static simgrid::config::Flag<bool> trace_actor_enabled{OPT_TRACING_ACTOR, "Tracing of actor behavior.", false};
-static simgrid::config::Flag<bool> trace_vm_enabled{OPT_TRACING_VM, "Tracing of virtual machine behavior.", false};
static simgrid::config::Flag<bool> trace_buffer{OPT_TRACING_BUFFER,
"Buffer trace events to put them in temporal order.", true};
static simgrid::config::Flag<bool> trace_disable_destroy{
XBT_DEBUG("Tracing starts");
/* init the tracing module to generate the right output */
+ std::string format = simgrid::config::get_value<std::string>("tracing/smpi/format");
+ XBT_DEBUG("Tracing format %s", format.c_str());
/* open the trace file(s) */
- std::string format = simgrid::config::get_value<std::string>(OPT_TRACING_FORMAT);
- XBT_DEBUG("Tracing format %s", format.c_str());
+ std::string filename = TRACE_get_filename();
+ tracing_file.open(filename.c_str(), std::ofstream::out);
+ if (tracing_file.fail()) {
+ THROWF(system_error, 1, "Tracefile %s could not be opened for writing.", filename.c_str());
+ }
+
+ XBT_DEBUG("Filename %s is open for writing", filename.c_str());
+
if (format == "Paje") {
- TRACE_paje_start();
- } else if (format == "TI") {
- simgrid::instr::trace_format = simgrid::instr::TraceFormat::Ti;
- TRACE_TI_start();
- }else{
- xbt_die("Unknown trace format :%s ", format.c_str());
+ /* output generator version */
+ tracing_file << "#This file was generated using SimGrid-" << SIMGRID_VERSION_MAJOR << "." << SIMGRID_VERSION_MINOR
+ << "." << SIMGRID_VERSION_PATCH << std::endl;
+ tracing_file << "#[";
+ unsigned int cpt;
+ char* str;
+ xbt_dynar_foreach (xbt_cmdline, cpt, str) {
+ tracing_file << str << " ";
+ }
+ tracing_file << "]" << std::endl;
}
+ /* output one line comment */
+ dump_comment(simgrid::config::get_value<std::string>(OPT_TRACING_COMMENT));
+
+ /* output comment file */
+ dump_comment_file(simgrid::config::get_value<std::string>(OPT_TRACING_COMMENT_FILE));
+
+ if (format == "Paje") {
+ /* output Pajé header */
+ TRACE_header(TRACE_basic(), TRACE_display_sizes());
+ } else
+ simgrid::instr::trace_format = simgrid::instr::TraceFormat::Ti;
+
trace_active = true;
XBT_DEBUG("Tracing is on");
}
TRACE_last_timestamp_to_dump = surf_get_clock();
TRACE_paje_dump_buffer(true);
- simgrid::instr::Type* root_type = simgrid::instr::Container::getRoot()->type_;
+ simgrid::instr::Type* root_type = simgrid::instr::Container::get_root()->type_;
/* destroy all data structures of tracing (and free) */
- delete simgrid::instr::Container::getRoot();
+ delete simgrid::instr::Container::get_root();
delete root_type;
/* close the trace files */
- std::string format = simgrid::config::get_value<std::string>(OPT_TRACING_FORMAT);
- XBT_DEBUG("Tracing format %s\n", format.c_str());
- if (format == "Paje") {
- TRACE_paje_end();
- } else if (format == "TI") {
- TRACE_TI_end();
- } else {
- xbt_die("Unknown trace format :%s ", format.c_str());
- }
+ tracing_file.close();
+ XBT_DEBUG("Filename %s is closed", TRACE_get_filename().c_str());
/* de-activate trace */
trace_active = false;
return trace_display_sizes && trace_smpi_enabled && trace_enabled;
}
-std::string TRACE_get_comment()
-{
- return simgrid::config::get_value<std::string>(OPT_TRACING_COMMENT);
-}
-
-std::string TRACE_get_comment_file()
-{
- return simgrid::config::get_value<std::string>(OPT_TRACING_COMMENT_FILE);
-}
-
int TRACE_precision ()
{
- return simgrid::config::get_value<int>(OPT_TRACING_PRECISION);
+ return simgrid::config::get_value<int>("tracing/precision");
}
std::string TRACE_get_filename()
{
- return simgrid::config::get_value<std::string>(OPT_TRACING_FILENAME);
+ return simgrid::config::get_value<std::string>("tracing/filename");
}
void TRACE_global_init()
is_initialised = true;
/* name of the tracefile */
- simgrid::config::declare_flag<std::string>(OPT_TRACING_FILENAME, "Trace file created by the instrumented SimGrid.",
+ simgrid::config::declare_flag<std::string>("tracing/filename", "Trace file created by the instrumented SimGrid.",
"simgrid.trace");
- simgrid::config::declare_flag<std::string>(OPT_TRACING_FORMAT, "(smpi only) Switch the output format of Tracing",
- "Paje");
+ simgrid::config::declare_flag<std::string>(
+ "tracing/smpi/format", "Select trace output format used by SMPI. The default is the 'Paje' format.\n"
+ "The 'TI' (Time-Independent) format allows for trace replay.",
+ "Paje");
+
simgrid::config::declare_flag<bool>(OPT_TRACING_FORMAT_TI_ONEFILE,
"(smpi only) For replay format only : output to one file only", false);
simgrid::config::alias(OPT_TRACING_FORMAT_TI_ONEFILE, {"tracing/smpi/format/ti_one_file"});
simgrid::config::declare_flag<std::string>(
OPT_TRACING_COMMENT_FILE, "The contents of the file are added to the top of the trace file as comment.", "");
simgrid::config::alias(OPT_TRACING_COMMENT_FILE, {"tracing/comment_file"});
- simgrid::config::declare_flag<int>(OPT_TRACING_PRECISION, "Numerical precision used when timestamping events "
- "(expressed in number of digits after decimal point)",
+ simgrid::config::declare_flag<int>("tracing/precision", "Numerical precision used when timestamping events "
+ "(expressed in number of digits after decimal point)",
6);
/* Connect callbacks */
void TRACE_help (int detailed)
{
printf("Description of the tracing options accepted by this simulator:\n\n");
- print_line (OPT_TRACING, "Enable the tracing system",
- " It activates the tracing system and register the simulation platform\n"
- " in the trace file. You have to enable this option to others take effect.", detailed);
print_line (OPT_TRACING_CATEGORIZED, "Trace categorized resource utilization",
" It activates the categorized resource utilization tracing. It should\n"
" be enabled if tracing categories are used by this simulator.", detailed);
" It activates the uncategorized resource utilization tracing. Use it if\n"
" this simulator do not use tracing categories and resource use have to be\n"
" traced.", detailed);
- print_line(OPT_TRACING_FILENAME, "Filename to register traces",
- " A file with this name will be created to register the simulation. The file\n"
- " is in the Paje format and can be analyzed using Paje, and PajeNG visualization\n"
- " tools. More information can be found in these webpages:\n"
- " http://github.com/schnorr/pajeng/\n"
- " http://paje.sourceforge.net/",
- detailed);
print_line (OPT_TRACING_SMPI, "Trace the MPI Interface (SMPI)",
" This option only has effect if this simulator is SMPI-based. Traces the MPI\n"
" interface and generates a trace that can be analyzed using Gantt-like\n"
" to allow further study of simulated or real sleep time", detailed);
print_line (OPT_TRACING_SMPI_INTERNALS, "Generates tracing events corresponding",
" to point-to-point messages sent by collective communications", detailed);
- print_line(OPT_TRACING_ACTOR, "Trace actor behavior",
- " This option traces the behavior of all categorized actors, grouping them\n"
- " by hosts. This option can be used to track actor location if the simulator\n"
- " does actor migration.",
- detailed);
print_line (OPT_TRACING_BUFFER, "Buffer events to put them in temporal order",
" This option put some events in a time-ordered buffer using the insertion\n"
" sort algorithm. The process of acquiring and releasing locks to access this\n"
" Message size (in bytes) is added to links, and to states. For collectives,\n"
" the displayed value is the more relevant to the collective (total sent by\n"
" the process, usually)", detailed);
- print_line (OPT_TRACING_FORMAT, "Only works for SMPI now. Switch output format",
- " Default format is Paje. Time independent traces are also supported,\n"
- " to output traces that can later be used by the trace replay tool", detailed);
print_line (OPT_TRACING_FORMAT_TI_ONEFILE, "Only works for SMPI now, and TI output format",
" By default, each process outputs to a separate file, inside a filename_files folder\n"
" By setting this option to yes, all processes will output to only one file\n"